Classify the input using one of these labels: neutral, positive, and negative. @USAirways cannot add my frequent flyer number on your website.  Can you help?
system
Classify the input using one of these labels: neutral, positive, and negative. @USAirways cannot add my frequent flyer number on your website.  Can you help?
user
negative
assistant
system
Classify the input using one of these labels: neutral, positive, and negative. @USAirways cannot add my frequent flyer number on your website.  Can you help?
user
neutral
assistant